L20 vs ATI Radeon X800 PRO AGP
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 192 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | no data | 9.07 |
| Architecture | R400 (2004−2008) | Ada Lovelace (2022−2024) |
| GPU code name | R420 | AD102 |
| Market segment | Desktop | Workstation |
| Release date | 1 May 2004 (22 years ago) | 16 November 2023 (2 years ago) |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | no data | 11776 |
| Core clock speed | 475 MHz | 1440 MHz |
| Boost clock speed | no data | 2520 MHz |
| Number of transistors | 160 million | 76,300 million |
| Manufacturing process technology | 130 nm | 5 nm |
| Power consumption (TDP) | 48 Watt | 275 Watt |
| Texture fill rate | 5.700 | 927.4 |
| Floating-point processing power | no data | 59.35 TFLOPS |
| ROPs | 12 | 128 |
| TMUs | 12 | 368 |
| Tensor Cores | no data | 368 |
| Ray Tracing Cores | no data | 92 |
| L1 Cache | no data | 11.5 MB |
| L2 Cache | no data | 96 MB |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Interface | AGP 8x | PCIe 4.0 x16 |
| Length | no data | 267 mm |
| Width | 1-slot | 2-slot |
| Supplementary power connectors | 1x Molex | 1x 16-pin |
VRAM capacity and type
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | GDDR3 | GDDR6 |
| Maximum RAM amount | 256 MB | 48 GB |
| Memory bus width | 256 Bit | 384 Bit |
| Memory clock speed | 450 MHz | 2250 MHz |
| Memory bandwidth | 28.8 GB/s | 864.0 GB/s |
| Resizable BAR | - | + |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | 1x DVI, 1x VGA, 1x S-Video | 4x DisplayPort 1.4a |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 9.0b (9_2) | 12 Ultimate (12_2) |
| Shader Model | no data | 6.7 |
| OpenGL | 2.0 | 4.6 |
| OpenCL | N/A | 3.0 |
| Vulkan | N/A | 1.3 |
| CUDA | - | 8.9 |
| DLSS | - | + |
Pros & cons summary
| Recency | 1 May 2004 | 16 November 2023 |
| Maximum RAM amount | 256 MB | 48 GB |
| Chip lithography | 130 nm | 5 nm |
| Power consumption (TDP) | 48 Watt | 275 Watt |
ATI X800 PRO AGP has 473% lower power consumption.
L20, on the other hand, has an age advantage of 19 years, a 19100% higher maximum VRAM amount, and a 2500% more advanced lithography process.
We couldn't decide between Radeon X800 PRO AGP and L20. We've got no test results to judge.
Be aware that Radeon X800 PRO AGP is a desktop graphics card while L20 is a workstation one.
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